package demo1;

interface IShape{
    public abstract void draw();
    default public void func() {
        System.out.println("YYDS！");

    }
    public static  void func1() {
        System.out.println("java!");
    }
}

class A implements IShape {
    @Override
    public void draw() {
        System.out.println("*******");
    }
}

public class Test {
    public static void main(String[] args) {
        //IShape iShape = new IShape();
    }

}
